| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chem | China national standards | MT | 148.4 | USD | 20251210 |
| Tangshan Sanyou | China national standards | MT | 183.74 | USD | 20251210 |
| Suzhou ChemMat | China national standards | MT | 200.7 | USD | 20251210 |
| Tongdai Haijing Soda | China national standards | MT | 169.6 | USD | 20251210 |
| Henan Leavit Chem | China national standards | MT | 173.84 | USD | 20251210 |
| Henan Leavit Chem | China national standards | MT | 173.84 | USD | 20251210 |
| Henan Leavit Chem | China national standards | MT | 445.21 | USD | 20251210 |
| Henan Huiyihai | China national standards | MT | 176.67 | USD | 20251210 |
| Henan Leavit Chem | China national standards | MT | 155.47 | USD | 20251210 |
| Henan Leavit Chem | China national standards | MT | 162.54 | USD | 20251210 |